Nightmare-Eclipse

Mentions · 7d0
Mentions · 30d0
All mentions1
First seenSep 21, 2026
Last mentionedSep 21, 2026

Timeline

1 articles · newest first

MSNightmare has Released a Windows Defender Update DoS Vulnerability Called BigDiskBuster

Researcher MSNightmare released BigDiskBuster, a PoC that exhausts disk space and locks MRT.exe to stop Windows Defender security updates from installing.

Cyber Security NewsSep 21, 09:12 UTC · Sep 21, 2026Exploit / PoC2 · 1 read

Appears with

MRT.exeproduct · 1
Microsoftvendor · 1
Microsoft Defender Antivirusproduct · 1

Entities are extracted by the model from each article. First seen Sep 21, 2026, last mentioned Sep 21, 2026. Watching keeps it in this browser only (no account); the watchlist page and dashboard alerts use it.